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by David Turell , Wednesday, August 22, 2012, 20:06 (4477 days ago)
http://www.scientificamerican.com/article.cfm?id=will-we-keep-getting-smarter-flynn-eff...
, Wednesday, August 22, 2012, 20:06 (4477 days ago), Wednesday, August 22, 2012, 20:06 (4477 days ago)